Merge pull request labgrid-project#1475 from Bastian-Krause/bst/scheduled-docker-stable

github/workflows/scheduled-unit-tests: drop scheduled docker tests on stable-23.0

Author: Bastian-Krause

.github/workflows/scheduled-unit-tests.yml

@@ -21,7 +21,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        branch: ['master', 'stable-23.0']
+        branch: ['master']
     uses: ./.github/workflows/reusable-unit-tests-docker.yml
     with:
       branch: ${{ matrix.branch }}